package com.qf.userfull.dict;

import com.qf.userfull.Cat;

public class ObjectDemo {
    public static void main(String[] args) {
        Object o = new Object();
        System.out.println(o.hashCode());
        String s = o.toString();
        System.out.println(s);

        Object o1 = new Object();
        System.out.println(o1);

        Cat cat = new Cat();
        System.out.println(cat);
    }
}
